328045347

素因数分解:

$3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{10477}}^1$

素因数の和:10568

約数の個数: 36

約数和(自身を含む): 559022256

約数和(自身を除く): 230976909

約数列:

[1, 3, 7, 9, 21, 49, 63, 71, 147, 213, 441, 497, 639, 1491, 3479, 4473, 10437, 10477, 31311, 31431, 73339, 94293, 220017, 513373, 660051, 743867, 1540119, 2231601, 4620357, 5207069, 6694803, 15621207, 36449483, 46863621, 109348449, 328045347]

約数ペア:

[(1, 328045347), (3, 109348449), (7, 46863621), (9, 36449483), (21, 15621207), (49, 6694803), (63, 5207069), (71, 4620357), (147, 2231601), (213, 1540119), (441, 743867), (497, 660051), (639, 513373), (1491, 220017), (3479, 94293), (4473, 73339), (10437, 31431), (10477, 31311)]